/*
 * Copyright (c) 2020 Nanjing Xiaoxiongpai Intelligent Technology Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef _MQ2_H
#define _MQ2_H

typedef enum
{
	OFF = 0,
	ON
} MQ_Status_ENUM;

void Init_mq2(void);
void MQ2_PPM_Calibration(void);
float Get_MQ2_PPM(void);

#endif /* _MQ2_H */

